Patagonia Wool 1 T-Shirt

One does not often associate T-shirts with incredible technology but the Wool 1 is such a case. Somehow they have blended wool and polyester into a very light T-shirt which wicks like none other I have ever tried. Wool handles the temperature regulation and the poly strength and wicking. Stays mostly dry when exercising, far dryer than any other material I have tried. Light enough for running in